Free points only for girls I already did guys. And if u figure this out I will give u a brilliantis

Which best explains why this triangle is or is not a right triangle?

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.